WeldingCity Liner 44115, 15-foot, 0.030-0.045" for Bernard 300/400 Amp Q/S MIG MIG Welding Guns Premium wire liner 44115 15-ft .030"-.045" for Bernard 300/400Amp Q/S MIG welding guns. Please see all listed pictures for parts details and spec. and check your MIG gun details for part compatibility. Strong technical support with experienced customer service to address buyer's any question.